Rhenock is a town in the Pakyong District in Sikkim, India, located on the border with the Kalimpong district of West Bengal. It lies 63 kilometres east of Gangtok, and 47 kilometres north of Kalimpong on the way to Jelepla Pass at an altitude of 1,040 metres. The word Rhe-nock (in Lepcha dialect) means Black Hill. Situated in the extreme east of Sikkim, Rhenock witnessed the establishment of the first police outpost in the state. Rhenock was covered with dense forest in and around the 13th century. The Lepchas were the early settlers about five or six hundred years ago. Middle of 16th century the Bhutias, migrated from Tibet settled in the villages presently known as Kyongsa, Aritar, Tarpin, Reshi and Chalisey. The people who settled were Gorkha ethnic groups such as Newars, Bahuns (Adhikari, Poudyal, Gautam, Dahal, Bhandari, Pokhrel and Achaarja), Chhetri (Subedi, Khatiwada & Bista), Gurung, Rai and Limbu. Some people from Northern parts of India also migrated here at around 1940-1960 for business. Rhenock is inhabited by people of different ethnic groups such as Lepchas, Bhutias, Nepalis (Gorkhas), Kiratis, Biharis and Marwaris. Lepcha tribes who were early settlers have their own unique culture. Originally followers of Shamanism, they later became followers of Buddhism. Some of them are followers of Christianity. Bhutias are another group of tribes who are followers of Buddhism and who have their own identity and culture. The majority of the people are Indian Nepalis also known as Gorkha. Most of them are Hindus by religion. Some of the Nepalis Gurung after 1990 became Buddhist; before that they were followers of Hinduism. Some others are followers of Christianity. In spite of the above, everyone respects others' beliefs and faiths and celebrates others' festivals which makes a peaceful and prosperous society. Rhenock, Charfatak lies on National Highway-717A connecting Bagrakote to Gangtok, via Labha, Algarah etc. National Highway 717B, which is a spur road of National Highway-717A, originates from Charfatak, Rhenock and ends in Menla, Sherathang via Zuluk and Rongli.